Home / 75,227.82-103,815.66-41,235.60

Finding the Fourth Proportional to 75,227.82, 103,815.66 and 41,235.60

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Solution

The fourth proportional to 75,227.82, 103,815.66 and 41,235.60 is: 56,905.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,227.82 : 103,815.66 = 41,235.60 : x
  2. Step 2: Convert to fraction form
    75,227.82/103,815.66 = 41,235.60/x
  3. Step 3: Cross multiply
    75,227.82x = 103,815.66 × 41,235.60
  4. Step 4: Simplify right side
    75,227.82x = 4,280,901,029.50
  5. Step 5: Solve for x
    x = 4,280,901,029.50/75,227.82
  6. Step 6: Final answer
    x = 56,905.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.